<template>
  <div>
    {{num}}
      <router-link tag="li" :to="{name:'watch'}">watch用法</router-link>
      <button @click="ck()">hj</button>
  </div>
</template>

<script>
export default {
  name:"jumpself",
  data(){
    return{
      num:Math.random()
    }
  },
  methods:{
    ck(){
      this.num=Math.random()
    }
  }

}
</script>

<style>

</style>